Behavioral task
behavioral1
Sample
2024-05-23_4bba8c800900da5cada0713bd23a6557_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_4bba8c800900da5cada0713bd23a6557_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_4bba8c800900da5cada0713bd23a6557_cryptolocker
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Size
65KB
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MD5
4bba8c800900da5cada0713bd23a6557
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SHA1
7e726ed297da09b3fd65a9795e39169defbdbde1
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SHA256
cff92c39f9575fe29064cb40e402a907356d4b07cf309c390f16c4632fdd1383
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SHA512
3dcc075a280f0859f2cbb80717b6d67bb45af0c91d89b8885140ed1d3f5755903c331a90542f22210e9394b87b8c065aff5ce9bfde49cd442f558eb43ae77887
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k52D:zj+soPSMOtEvwDpj4kpmeLmQq
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-23_4bba8c800900da5cada0713bd23a6557_cryptolocker
Files
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2024-05-23_4bba8c800900da5cada0713bd23a6557_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE